DVD, Definition, Development, & Facts
Optical disc drive - Wikipedia
Difference Between DVD-R and DVD+R
Solved Consider the following table about the technology of
Estimating the Storage Capacity of a CD/DVD - Activity - TeachEngineering
How to tell if a disc is a CD or a DVD - Quora
What Is the Difference Between Blu-Ray and DVD?
What are CD's and DVD's?
Methods and Materials: CDs and DVDs